What should I wear to travel to Iceland in September?

The average temperature in Iceland in September is 5℃~ 10℃. The average daytime temperature is 65438 00℃. It is recommended to wear warm clothes such as suits, jackets, coats, suits and thin sweaters. The average temperature at night is 5℃. It is recommended to wear trench coats, coats, jackets, sweaters, sweaters, suits, winter clothes and other warm clothes. Best travel time in Iceland: Iceland has a temperate maritime climate. It is cool and pleasant from June to September, with an average temperature of about 10 degrees and a maximum temperature of 24 degrees. Because Iceland is close to the Arctic Circle, the sunshine time in summer is long, especially in the middle and late June, and the sunshine is extreme. From the beginning of June to the end of August, there is almost no darkness in Iceland, all activities are very active, even tents can be set up, and buses run until midnight on 12, so all outdoor activities can be easily planned.